split to preg_split need help please

[SnakZ]

can anyone tell me if this is the right way to rewrite this split  ??

 

$exts = split("[/\\.]", $q) ;

to

$exts = preg_split("[\\.]", $q) ;

 

function findexts ($q) { 
$q = strtolower($q) ; 
$exts = split("[/\\.]", $q) ; 
$n = count($exts)-1; $exts = $exts[$n]; 
return $exts; 
} 

 

 

ty you for any help with this

[requinix]

Forward slash and period, right?

'#[/.]#'

 

But if you're pulling a filename extension,

substr(strrchr($string, "."), 1)

(or one of a billion other methods that don't involve arrays)

[SnakZ]

Forward slash and period, right?

'#[/.]#'

 

But if you're pulling a filename extension,

substr(strrchr($string, "."), 1)

(or one of a billion other methods that don't involve arrays)

 

yeah im pulling the file extension to see if its the right ext for uploading

 

but im not to sure how your code works or how to even input it into the the function

sorry this function is something i grab off a php helper site so im not sure how it works